204627280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:645

約数の個数: 160

約数和(自身を含む): 577963008

約数和(自身を除く): 373335728

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 260, 286, 310, 341, 403, 440, 496, 520, 572, 577, 620, 682, 715, 806, 880, 1040, 1144, 1154, 1240, 1364, 1430, 1612, 1705, 2015, 2288, 2308, 2480, 2728, 2860, 2885, 3224, 3410, 4030, 4433, 4616, 5456, 5720, 5770, 6347, 6448, 6820, 7501, 8060, 8866, 9232, 11440, 11540, 12694, 13640, 15002, 16120, 17732, 17887, 22165, 23080, 25388, 27280, 30004, 31735, 32240, 35464, 35774, 37505, 44330, 46160, 50776, 60008, 63470, 70928, 71548, 75010, 82511, 88660, 89435, 101552, 120016, 126940, 143096, 150020, 165022, 177320, 178870, 196757, 232531, 253880, 286192, 300040, 330044, 354640, 357740, 393514, 412555, 465062, 507760, 600080, 660088, 715480, 787028, 825110, 930124, 983785, 1162655, 1320176, 1430960, 1574056, 1650220, 1860248, 1967570, 2325310, 2557841, 3148112, 3300440, 3720496, 3935140, 4650620, 5115682, 6600880, 7870280, 9301240, 10231364, 12789205, 15740560, 18602480, 20462728, 25578410, 40925456, 51156820, 102313640, 204627280]

約数ペア:

[(1, 204627280), (2, 102313640), (4, 51156820), (5, 40925456), (8, 25578410), (10, 20462728), (11, 18602480), (13, 15740560), (16, 12789205), (20, 10231364), (22, 9301240), (26, 7870280), (31, 6600880), (40, 5115682), (44, 4650620), (52, 3935140), (55, 3720496), (62, 3300440), (65, 3148112), (80, 2557841), (88, 2325310), (104, 1967570), (110, 1860248), (124, 1650220), (130, 1574056), (143, 1430960), (155, 1320176), (176, 1162655), (208, 983785), (220, 930124), (248, 825110), (260, 787028), (286, 715480), (310, 660088), (341, 600080), (403, 507760), (440, 465062), (496, 412555), (520, 393514), (572, 357740), (577, 354640), (620, 330044), (682, 300040), (715, 286192), (806, 253880), (880, 232531), (1040, 196757), (1144, 178870), (1154, 177320), (1240, 165022), (1364, 150020), (1430, 143096), (1612, 126940), (1705, 120016), (2015, 101552), (2288, 89435), (2308, 88660), (2480, 82511), (2728, 75010), (2860, 71548), (2885, 70928), (3224, 63470), (3410, 60008), (4030, 50776), (4433, 46160), (4616, 44330), (5456, 37505), (5720, 35774), (5770, 35464), (6347, 32240), (6448, 31735), (6820, 30004), (7501, 27280), (8060, 25388), (8866, 23080), (9232, 22165), (11440, 17887), (11540, 17732), (12694, 16120), (13640, 15002)]